Amplify - Evolutionary History Flashcards
Memorizing Vocabulary (13 cards)
Species
a group of organisms of the same kind (in one or more populations) that do NOT reproduce with organisms from any other group
Body Structure
a part of an organism that
Paleontologist
a scientist who studies fossils to understand the ancient history of life on Earth
Evolution
the process by which species adapt to environmental changes over a very long time
Shared Structure
a body structure in two or more species that features the same parts
Descendent Species
a more recent species that evolved from an ancestor population
Common Ancestor Population
an older population from which two or more newer species descended
Stability
when something stays mostly the same over time
Speciation
the process of by which one population evolves into two or more different species
Evolutionary Time
the very long time that spans the history of Earth, from the very first cellular life to the present
Related
belonging to the same family, group, or type; connected
Homologous Structures
organs or skeletal elements of animals and organisms that, by their similarity, suggest their connection to a common ancestor
Analogous Structure
similar structures that evolved independently in two living organisms to serve the same purpose
